const electron = require('electron')
// Module to control application life.
const app = electron.app
// Module to create native browser window.
const BrowserWindow = electron.BrowserWindow

const path = require('path')
const url = require('url')

// Keep a global reference of the window object, if you don't, the window will
// be closed automatically when the JavaScript object is garbage collected.
let mainWindow

function createWindow () {
  // Create the browser window.
  mainWindow = new BrowserWindow({width: 1024,minWidth: 1024, maxWidth:1024,maxHeight:576 ,height: 576,minHeight: 576,transparent: true,frame: false})

  // and load the index.html of the app.
  mainWindow.loadURL(url.format({
    pathname: path.join(__dirname, 'index.html'),
    protocol: 'file:',
    slashes: true,
  }))

  // Open the DevTools.
//   mainWindow.webContents.openDevTools()

  // Emitted when the window is closed.
  mainWindow.on('minimize',function  () {
  	console.log('minwindow')
  })
  mainWindow.on('closed', function () {
    // Dereference the window object, usually you would store windows
    // in an array if your app supports multi windows, this is the time
    // when you should delete the corresponding element.
    
    mainWindow = null
  })
  mainWindow.on('xxx',function  () {
  	
  })

}

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', createWindow)

// Quit when all windows are closed.
app.on('window-all-closed', function () {
  // On OS X it is common for applications and their menu bar
  // to stay active until the user quits explicitly with Cmd + Q
  if (process.platform !== 'darwin') {
    console.log('--over');
    app.quit();
  }
})

app.on('activate', function () {
  // On OS X it's common to re-create a window in the app when the
  // dock icon is clicked and there are no other windows open.
  if (mainWindow === null) {
    createWindow()
  }
  console.log('active');
})

// In main process.
const ipcMain = require('electron').ipcMain;
ipcMain.on('maxwind', function(event, arg) {
//console.log(arg); // prints "ping"
mainWindow.maximize()//最大化
event.sender.send('asynchronous-reply', 'max');
});

ipcMain.on('unmaxwind', function(event, arg) {
//console.log(arg); // prints "ping"
mainWindow.unmaximize()//取消最大化
event.sender.send('asynchronous-reply', 'unmax');
});

ipcMain.on('minwind', function(event, arg) {
//console.log(arg); // prints "ping"
mainWindow.minimize()//最小化
event.sender.send('asynchronous-reply', 'min');
});

